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Map of highest posted speed limits in the U.S. territories. In the United States, speed limits are set by each state or territory. States have also allowed counties and municipalities to enact typically lower limits. Highway speed limits can range from an urban low of 25 mph (40 km/h) to a rural high of 85 mph (137 km/h).
Speed limits in the United States vary depending on jurisdiction. Rural freeway speed limits of 70 to 80 mph (113 to 129 km/h) are common in the Western United States, while such highways are typically posted at 65 or 70 mph (105 or 113 km/h) in the Eastern United States.
13 kwi 2017 · Most country roads have default speed limits of 55 miles per hour (50 miles per hour in New Jersey, Rhode Island, Vermont, and Washington; 45 miles per hour in Puerto Rico). Wikipedia has more details.
Speed Limits By State. Speed-Limits.com provides up-to-date information about speed limits and traffic laws in the United States. For information about the speed limits in your state, find your state on the speed limit map above or on the navigation bar.
Look Up a ZIP Code. ™. Enter a corporate or residential street address, city, and state to see a specific ZIP Code ™. Enter city and state to see all the ZIP Codes ™ for that city. Enter a ZIP Code ™ to see the cities it covers.
Lower Speed. Higher Speed. Updated: May, 2024. Speed limits vary across the country from Delaware where the maximum highway speed is 55 MPH to Texas where the maximum highway speed in 85 miles per hour. In the map above you can see which states have the highest speed limits.
Free to download, print & distribute. 1 Alaska’s default speed limit is 55 mph. 65 on select Interstate routes is by engineering investigation and case by case, not automatic or default. 2 Rhode Island speed limits are not set by law, but by state traffic commission.
